Squash merge audio-player-component into main

backend/database/sql/schemas/queue.sql

@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS queue (
+    id INTEGER PRIMARY KEY CHECK(id = 1),
+    source_playlist_id INTEGER,
+    current_position INTEGER NOT NULL DEFAULT 0,
+    shuffle_mode BOOLEAN NOT NULL DEFAULT false,
+    repeat_mode TEXT NOT NULL DEFAULT 'off',
+    shuffle_order TEXT,
+    FOREIGN KEY(source_playlist_id) REFERENCES playlists(id) ON DELETE SET NULL
+);
+
+INSERT OR IGNORE INTO queue (id) VALUES (1);